Question

Find and sketch domains for the functions: f(x,y)= sin(x/y) f(x,y)= arcsin(x/y) f(x,y)=cos(x/y) f(x,y)=arccos(x/y) What are the...

Find and sketch domains for the functions:

f(x,y)= sin(x/y)

f(x,y)= arcsin(x/y)

f(x,y)=cos(x/y)

f(x,y)=arccos(x/y)

What are the steps of finding the domain of those functions? How do I sketch it?
Math   Advanced-Math   
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